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Glossary Term

193 Articles
Mass Spectrometry
Chemistry and Materials Sciences

Mass Spectrometry: The Molecular Scale That Weighs Ions

Mass spectrometry is an analytical technique that measures the mass-to-charge ratio of ions to identify and quantify molecules in a sample.

SAT Solver
Physics and Mathematics

SAT Solvers: How Software Cracks the Hardest Logic Problems

SAT solvers determine whether Boolean logic formulas can be satisfied. The problem was the first ever proved NP-complete.

Long Noncoding RNAs
Biology and Life Sciences

Long Noncoding RNA: The Genome's Hidden Regulators

Long noncoding RNAs regulate gene activity without encoding proteins. Learn how lncRNAs work, their role in disease, and why the genome holds 36,000.

Mars Rover Discoveries
Space, Astronomy and Cosmology

Mars Rover Discoveries: Water, Biosignatures, and the Search for Life

Mars rover discoveries are the scientific findings from robotic vehicles on Mars, including evidence of ancient water, organic chemistry, and potential biosignatures that...

Mersenne Primes
Physics and Mathematics

Mersenne Primes: The Largest Primes Ever Found

A Mersenne prime is a prime number of the form 2^n - 1, where n is itself prime. Only 52 are known. Learn...

Yield Stress Fluids
Physics and Mathematics

Yield Stress Fluids: Where Solids Begin to Flow

A yield stress fluid behaves as a solid when undisturbed but flows once force exceeds a threshold called the yield stress.

Standard Model
Physics and Mathematics

Standard Model: Particles, Forces, and What It Cannot Explain

The Standard Model classifies all known elementary particles and describes three fundamental forces. It is the most tested theory in physics, yet it...

Zygotic Gene Activation
Biology and Life Sciences

Zygotic Gene Activation: How Embryos Start Reading Their Own DNA

Zygotic gene activation (ZGA) is the process by which a fertilized embryo begins transcribing its own DNA, ending its dependence on maternal RNA...

Protein Folding Prediction
AI and Computer ScienceBiology and Life Sciences

Protein Folding Prediction: How AI Decoded Biology's 50-Year Puzzle

Protein folding prediction uses computational methods to determine the three-dimensional shape a protein adopts from its amino acid sequence, central to drug design...

Quantum Entanglement Experiments
Physics and Mathematics

Quantum Entanglement Experiments: From EPR to the Nobel Prize

Quantum entanglement experiments test correlations between particles whose quantum states are linked, confirming that nature violates classical limits. From the 1972 Freedman-Clauser test...